From 5ce46a80b10ef9d380a45c9e6cff9ecffbe71ebb Mon Sep 17 00:00:00 2001
From: lijunlong <lijunlong@openresty.com>
Date: Sun, 28 Jun 2026 19:38:40 +0800
Subject: bugfix: fix C99 for-loop declaration for GCC 4.8.5 C89 compatibility

---
 lua_cjson.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lua_cjson.c b/lua_cjson.c
index 8518a86..19c22f2 100644
--- a/lua_cjson.c
+++ b/lua_cjson.c
@@ -735,8 +735,9 @@ static int json_append_data(lua_State *l, json_config_t *cfg,
 
 static void json_append_newline_and_indent(strbuf_t *json, json_config_t *cfg, int depth)
 {
+    int i;
     strbuf_append_char(json, '\n');
-    for (int i = 0; i < depth; i++)
+    for (i = 0; i < depth; i++)
         strbuf_append_string(json, cfg->encode_indent);
 }
 
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cgit v1.2.3-55-g6feb